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A step-down transformer has 50 turns on secondary and 1000 turns on primary winding. If a transformer is connected to 220 V, 1 A AC source, then what is output current of the transformer?
Options
(a) 1/20 A
(b) 20 A
(c) 100 A
(d) 2A
Correct Answer:
20 A
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
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Topics: Alternating Current
(96)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- A car accelerates from rest at constant rate for first 10s and covers a distance x.
- A galvanometer acting as a voltmeter will have
- Given a sample of radium-226 having half-life of 4 days. Find the probability,
- If in a L-R series circuit the power factor is 1/2 and R=100Ω, then the value of L is,
- A 10 micro farad capacitor is charged to 500 V and then its plates are joined
Topics: Alternating Current (96)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
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